Walter Matthau has three roles in this adaptation of Neil Simon's play, set in New York's Plaza Hotel. Karen: Maureen Stapleton. Muriel: Barbara Harris. Norma: Lee Grant. Mimsey: Jennie Sullivan. Borden: Tom Carey. Miss McCormack: Louise Sorel. Waiter: Jose Ocasio. Bellhop: Dan Ferrone. Some good gags and expert comedy performances. Filmed partly in Manhattan by Arthur Hiller. Arthur Hiller directed.